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+(*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * This is a part of the Pascal port of ffmpeg.
+ * - Changes and updates by the UltraStar Deluxe Team
+ *
+ * Conversion of libavutil/cpu.h
+ * avutil version 54.7.100
+ *
+ *)
+
+const
+
+ AV_CPU_FLAG_FORCE = $80000000; (* force usage of selected flags (OR) *)
+
+ (* lower 16 bits - CPU features *)
+ AV_CPU_FLAG_MMX = $0001; ///< standard MMX
+ AV_CPU_FLAG_MMXEXT = $0002; ///< SSE integer functions or AMD MMX ext
+ AV_CPU_FLAG_MMX2 = $0002; ///< SSE integer functions or AMD MMX ext
+ AV_CPU_FLAG_3DNOW = $0004; ///< AMD 3DNOW
+ AV_CPU_FLAG_SSE = $0008; ///< SSE functions
+ AV_CPU_FLAG_SSE2 = $0010; ///< PIV SSE2 functions
+ AV_CPU_FLAG_SSE2SLOW = $40000000; ///< SSE2 supported, but usually not faster
+ ///< than regular MMX/SSE (e.g. Core1)
+ AV_CPU_FLAG_3DNOWEXT = $0020; ///< AMD 3DNowExt
+ AV_CPU_FLAG_SSE3 = $0040; ///< Prescott SSE3 functions
+ AV_CPU_FLAG_SSE3SLOW = $20000000; ///< SSE3 supported, but usually not faster
+ ///< than regular MMX/SSE (e.g. Core1)
+ AV_CPU_FLAG_SSSE3 = $0080; ///< Conroe SSSE3 functions
+ AV_CPU_FLAG_ATOM = $10000000; ///< Atom processor, some SSSE3 instructions are slower
+ AV_CPU_FLAG_SSE4 = $0100; ///< Penryn SSE4.1 functions
+ AV_CPU_FLAG_SSE42 = $0200; ///< Nehalem SSE4.2 functions
+ AV_CPU_FLAG_AVX = $4000; ///< AVX functions: requires OS support even if YMM registers aren't used
+ AV_CPU_FLAG_AVXSLOW = $8000000; ///< AVX supported, but slow when using YMM registers (e.g. Bulldozer)
+ AV_CPU_FLAG_XOP = $0400; ///< Bulldozer XOP functions
+ AV_CPU_FLAG_FMA4 = $0800; ///< Bulldozer FMA4 functions
+
+ AV_CPU_FLAG_CMOV = $1001000; ///< supports cmov instruction
+
+ AV_CPU_FLAG_AVX2 = $8000; ///< AVX2 functions: requires OS support even if YMM registers aren't used
+ AV_CPU_FLAG_FMA3 = $10000; ///< Haswell FMA3 functions
+ AV_CPU_FLAG_BMI1 = $20000; ///< Bit Manipulation Instruction Set 1
+ AV_CPU_FLAG_BMI2 = $40000; ///< Bit Manipulation Instruction Set 2
+
+ AV_CPU_FLAG_ALTIVEC = $0001; ///< standard
+ AV_CPU_FLAG_VSX = $0002; ///< ISA 2.06
+ AV_CPU_FLAG_POWER8 = $0004; ///< ISA 2.07
+
+ AV_CPU_FLAG_ARMV5TE = (1 << 0);
+ AV_CPU_FLAG_ARMV6 = (1 << 1);
+ AV_CPU_FLAG_ARMV6T2 = (1 << 2);
+ AV_CPU_FLAG_VFP = (1 << 3);
+ AV_CPU_FLAG_VFPV3 = (1 << 4);
+ AV_CPU_FLAG_NEON = (1 << 5);
+ AV_CPU_FLAG_ARMV8 = (1 << 6);
+ AV_CPU_FLAG_SETEND = (1 <<16);
+
+(**
+ * Return the flags which specify extensions supported by the CPU.
+ * The returned value is affected by av_force_cpu_flags() if that was used
+ * before. So av_get_cpu_flags() can easily be used in a application to
+ * detect the enabled cpu flags.
+ *)
+function av_get_cpu_flags(): cint;
+ cdecl; external av__util;
+
+(**
+ * Disables cpu detection and forces the specified flags.
+ * -1 is a special case that disables forcing of specific flags.
+ *)
+procedure av_force_cpu_flags(flags: cint);
+ cdecl; external av__util;
+
+(**
+ * Set a mask on flags returned by av_get_cpu_flags().
+ * This function is mainly useful for testing.
+ * Please use av_force_cpu_flags() and av_get_cpu_flags() instead which are more flexible
+ *
+ * @warning this function is not thread safe.
+ *)
+procedure av_set_cpu_flags_mask(mask: cint);
+ cdecl; external av__util; deprecated;
+
+(**
+ * Parse CPU flags from a string.
+ *
+ * The returned flags contain the specified flags as well as related unspecified flags.
+ *
+ * This function exists only for compatibility with libav.
+ * Please use av_parse_cpu_caps() when possible.
+ * @return a combination of AV_CPU_* flags, negative on error.
+ *)
+function av_parse_cpu_flags(s: {const} PAnsiChar): cint;
+ cdecl; external av__util; deprecated;
+
+(**
+ * Parse CPU caps from a string and update the given AV_CPU_* flags based on that.
+ *
+ * @return negative on error.
+ *)
+function av_parse_cpu_caps(flags: Pcuint; s: {const} PAnsiChar): cint;
+ cdecl; external av__util;
+
+(**
+ * @return the number of logical CPU cores present.
+ *)
+function av_cpu_count(): cint;
+ cdecl; external av__util;